This page explains how Janusz Franeczek (USATT# 26185)'s rating went from 2160 to 2150 at the Experior Club League event from 10 Mar 2017. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.